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“A signal generator is a very useful piece of test gear. This one uses an AD9833 module and an Arduino Nano - that’s all, not even a PCB. You can optionally add an OLED display. The AD9833 can gererate sine …
“A simple humidity, temperature, and pressure data logger. Components Arduino Pro Mini 5V 16MHz SD card module RTC module with battery RJ11 socket (optional) BMP180 pressure sensor (preferably with a 5V input power option on a breakout board) SHT31-D …
“Visiting malls can be fun. But dragging the Shopping Cart along as you fill it with stuff is something that is downright annoying. The pain of pushing it through those narrow aisles, making those sharp turns! So, heres (kind of …
“Your personal universal electronics kit. More I/O pins. More devices. More distances. Remote wireless control. No bunch wires. The system of several Arduino interconnected by an I2C bus is not new. But many people are not aware of this …
“This project describes a simple routine for plotting a function on a 128x64 I2C OLED graphics display. Unlike most Arduino graphics libraries this routine doesn’t require a RAM buffer, and so will work on any processor down to an …
“Hello! I am going to teach you how to make a cool, easy to make key card or key fob scanner! If you have a RFID MFRC522 module, leds, resistors, wires, a arduino uno, a breadboard, and a 9v battery …
“While building microcontroller based projects, there are occasions where communication will be required between two devices, either in a duplex/transceiver based operation (where both devices can transmit and receive at the same time) or in a simplex-based operation where …
“Nowadays, people have smartphones with them all the time. So it makes sense to use these to control home appliances. Presented here is a home automation system using a simple Android app, which you can use to control electrical appliances …
“Get water meter data sent to your mobile phone using Wi-Fi. Made with ATtiny85 + ESP8266-01 + Blynk.cc and AA batteries. Story Goal Transfer water meter data to mobile phone using home Wi-Fi. Use AA batteries for power. Waterius can …
“This is a simple project with idea of creating a resistive touch button that integrates RGB Led. Whenever this button is touched, it will be lighted up and lamps color can be customized. It can be used as a portable …